?url_ver=Z39.88-2004&rft_id=MTMT%3A1015658+10.3987%2Fcom-93-s121&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Ferenc&rft.au=+F%C3%BCl%C3%B6p+Ferenc&rft.aulast=F%C3%BCl%C3%B6p&rft.pages=1093-1107&rft.date=1994&rft.atitle=Ring-chain+tautomerism+and+crystal+structure+of+some+1%2C3-oxazacyclanes%2C+and+the+electrophilic+substituent+constants+for+some+heteroaryl+groups+in+solution+and+in+the+gas-phase&rft.title=HETEROCYCLES&rft.issn=0385-5414&rft.volume=37&rft.issue=2&rft.genre=article